1. Section of Public Health Pediatrics Baylor College of Medicine Houston Texas USA
2. Edward B. Singleton, MD Department of Pediatric Radiology Baylor College of Medicine Houston Texas USA
3. Child Abuse Resource and Education Program Dell Children’s Medical Center of Central Texas Austin Texas USA
4. St. Louis County Department of Public Health Office of the Medical ExaminerSt. Louis Missouri USA
5. Department of Radiology University of Arkansas for Medical Sciences Little Rock Arkansas USA